Remove 2 git-fixes that cause build issues. (bsc#1171691)
    
    Removed patch:
    
    > patches.suse/scsi-core-handle-drivers-which-set-sg_tablesize-to-zero
    
    and a patch that supported it:
    
    > patches.suse/scsi-core-avoid-preallocating-big-sgl-for-data
    
    Also removed:
    
    >   patches.suse/scsi-core-save-restore-command-resid-for-error-handling
    
    since it was felt it may cause stack corruption.